Home / 25,108.75-37,641.66-10,308.43

Finding the Fourth Proportional to 25,108.75, 37,641.66 and 10,308.43

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Solution

The fourth proportional to 25,108.75, 37,641.66 and 10,308.43 is: 15,453.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,108.75 : 37,641.66 = 10,308.43 : x
  2. Step 2: Convert to fraction form
    25,108.75/37,641.66 = 10,308.43/x
  3. Step 3: Cross multiply
    25,108.75x = 37,641.66 × 10,308.43
  4. Step 4: Simplify right side
    25,108.75x = 388,026,417.19
  5. Step 5: Solve for x
    x = 388,026,417.19/25,108.75
  6. Step 6: Final answer
    x = 15,453.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.